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| author | Benjamin Kramer <benny.kra@googlemail.com> | 2011-10-23 11:19:14 +0000 |
|---|---|---|
| committer | Stephen Hines <srhines@google.com> | 2011-11-14 09:11:05 -0800 |
| commit | 9359af72ea2c898e000c4d7ded477ab294877cef (patch) | |
| tree | 3610c098e4f1b489d8c5c133bdc0d29ef26b4f81 /unittests | |
| parent | 56b150b1969637892ab3484e08e69e9d12c9cf24 (diff) | |
| download | external_llvm-9359af72ea2c898e000c4d7ded477ab294877cef.zip external_llvm-9359af72ea2c898e000c4d7ded477ab294877cef.tar.gz external_llvm-9359af72ea2c898e000c4d7ded477ab294877cef.tar.bz2 | |
Add compare operators to BranchProbability and use it to determine if an edge is hot.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@142751 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'unittests')
| -rw-r--r-- | unittests/Support/BlockFrequencyTest.cpp | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/unittests/Support/BlockFrequencyTest.cpp b/unittests/Support/BlockFrequencyTest.cpp index edeea9b..ac3cedf 100644 --- a/unittests/Support/BlockFrequencyTest.cpp +++ b/unittests/Support/BlockFrequencyTest.cpp @@ -53,4 +53,24 @@ TEST(BlockFrequencyTest, MaxToMax) { EXPECT_EQ(Freq.getFrequency(), UINT64_MAX); } +TEST(BlockFrequencyTest, ProbabilityCompare) { + BranchProbability A(4, 5); + BranchProbability B(4U << 29, 5U << 29); + BranchProbability C(3, 4); + + EXPECT_TRUE(A == B); + EXPECT_FALSE(A != B); + EXPECT_FALSE(A < B); + EXPECT_FALSE(A > B); + EXPECT_TRUE(A <= B); + EXPECT_TRUE(A >= B); + + EXPECT_FALSE(B == C); + EXPECT_TRUE(B != C); + EXPECT_FALSE(B < C); + EXPECT_TRUE(B > C); + EXPECT_FALSE(B <= C); + EXPECT_TRUE(B >= C); +} + } |